Re: Fix pg_dump dependency on postgres.h - Mailing list pgsql-patches

From Alvaro Herrera
Subject Re: Fix pg_dump dependency on postgres.h
Date
Msg-id 20071114143303.GQ19014@alvh.no-ip.org
Whole thread Raw
In response to Re: Fix pg_dump dependency on postgres.h  (Zdenek Kotala <Zdenek.Kotala@Sun.COM>)
Responses Re: Fix pg_dump dependency on postgres.h
List pgsql-patches
Zdenek Kotala wrote:
> Zdenek Kotala wrote:
>> Zdenek Kotala wrote:
>>> Attached patch removes pg_dump dependency on postgres.h. The main reason
>>> for that was discussed there:
>>>
>>> http://archives.postgresql.org/pgsql-hackers/2007-10/msg01261.php
>>>
>> I found two problems there. One is that I forgot postgres.h include in
>> common.c. it is easy to fix. However second problem is more complicated.
>> dumputils.c calls ScandKeywordLookup function which is defined in
>> keyword.c. :(
>
> <snip>
>
>> 3) Put following fake into keyword.c before include "parse.h" line. It is
>> easiest way.
>> #define TYPE_IS_DECLARED 1
>> #define YYLTYPE_IS_DECLARED 1
>> #define YYLTYPE void*
>> #define YYSTYPE void*
>
> New version of patch is attached. I selected variant 3 as a best solution.
> Patch also fix some other postgres.h dependencyin another tools such as
> pg_controldata, pg_config. The last unfixed tool is pg_resetxlog which
> deserves own patch.

Humm, but YYLTYPE is defined in gramparse.h (and as a different type)
...  Also, I see that if you define YYLTYPE then you don't need
YYLTYPE_IS_DECLARED as well.  Also I don't see any TYPE_IS_DECLARED
here.  What I'm thinking is that this patch is not very portable :-(

--
Alvaro Herrera       Valdivia, Chile   ICBM: S 39º 49' 18.1", W 73º 13' 56.4"
"Llegará una época en la que una investigación diligente y prolongada sacará
a la luz cosas que hoy están ocultas" (Séneca, siglo I)

pgsql-patches by date:

Previous
From: Zdenek Kotala
Date:
Subject: Re: Fix pg_dump dependency on postgres.h
Next
From: Zdenek Kotala
Date:
Subject: Re: Fix pg_dump dependency on postgres.h